The carrier and any preservatives are part of the formulation question and vary across self-reported recipes
Some products on the market are simply "liposomal-like" mixtures where the nutrient and the fat are stirred together but not actually encapsulated
clinical What Is Bioglutide (NA-931)
[14][15][16] Drug Side Effects, Ulcers and Heart Attacks BPC-157 has been shown to heal gastrointestinal, liver and brain lesions as a result of side effects produced by the use of NSAIDS, or nonsteroidal anti-inflammatory drugs such as Cele-coxib, Ibuprofen, Advil, etc
Beyond boosting your antioxidant levels, How does Glutathione Benefit For Skin
If you are just starting out, Glow (3 peptides) is often recommended as a starting point due to its simpler formulation